Pump impeller



FIG. 1 is the impeller viewed obliquely from above.

FIG. 2 is the impeller viewed obliquely from below.

FIG. 3 is the impeller viewed from front.

FIG. 4 is the impeller viewed from back.

FIG. 5 is the impeller viewed from right.

FIG. 6 is the impeller viewed from left.

FIG. 7 is the impeller viewed from above.

FIG. 8 is the impeller viewed from below.

FIG. 9 is a cross section taken along the line 9—9 of FIG. 7.

FIG. 10 is a cross section taken along the line 10—10 of FIG. 7.

FIG. 11 is a cross section taken along the line 11—11 of FIG. 7; and,

FIG. 12 is a cross section taken along the line 12—12 of FIG. 7.

The present article is an impeller provided in a pump. This impeller has two flow paths located to be symmetric about a central axis, including an inlet opening at the bottom as shown in FIG. 2, and outlets opening at the lateral side of the impeller as shown in FIGS. 3 and 4. The flow paths connect the inlet and the outlets. 

The ornamental design for a pump impeller, as shown and described. 